On Thu 07 Jun 13:46 PDT 2018, Douglas Anderson wrote:
> The debug UART is very useful to have. I2C10 is enabled as an example
> of a I2C port we can talk on for now. Eventually we'll want to put
> peripherals under it.
>
> Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Tested-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Regards,
Bjorn
> ---
>
> arch/arm64/boot/dts/qcom/sdm845-mtp.dts | 52 +++++++++++++++++++++++++
> 1 file changed, 52 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> index 979ab49913f1..e1eda143a725 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> @@ -12,4 +12,56 @@
> / {
> model = "Qualcomm Technologies, Inc. SDM845 MTP";
> compatible = "qcom,sdm845-mtp";
> +
> + aliases {
> + serial0 = &uart9;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +};
> +
> +&i2c10 {
> + status = "okay";
> + clock-frequency = <400000>;
> +};
> +
> +&qupv3_id_1 {
> + status = "okay";
> +};
> +
> +&uart9 {
> + status = "okay";
> +};
> +
> +/* PINCTRL - additions to nodes defined in sdm845.dtsi */
> +
> +&qup_i2c10_default {
> + pinconf {
> + pins = "gpio55", "gpio56";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +};
> +
> +&qup_uart9_default {
> + pinconf-tx {
> + pins = "gpio4";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + pinconf-rx {
> + pins = "gpio5";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> +};
> +
> +&qup_uart9_sleep {
> + pinconf {
> + pins = "gpio4", "gpio5";
> + bias-pull-down;
> + };
> };
> --
> 2.17.1.1185.g55be947832-goog
>
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